MADISON — A Madison Public Schools staff member has been placed on administrative leave while police investigate allegations that the staff member sexually assaulted a student, police said Wednesday.

The staff member, who was not identified, was immediately placed on leave after the assault was reported Wednesday and will remain on leave until the investigation is completed, according to police.

"The Madison Police Department has been assured by Superintendent [Thomas] Scarice that 'protecting the welfare of students is our highest priority and the district will fully cooperate with any criminal investigation,'" police Sgt. Joseph Race said in a press release.

The state Department of Children and Families is also assisting with the investigation. No charges have been filed.